1160947863 has 16 divisors (see below), whose sum is σ = 1720961760. Its totient is φ = 773497728.

The previous prime is 1160947849. The next prime is 1160947883. The reversal of 1160947863 is 3687490611.

It is a happy number.

1160947863 is a `hidden beast` number, since 116 + 0 + 9 + 478 + 63 = 666.

It is not a de Polignac number, because 1160947863 - 2¹⁷ = 1160816791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1160947883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35881 + ... + 60077.

It is an arithmetic number, because the mean of its divisors is an integer number (107560110).

Almost surely, 2^1160947863 is an apocalyptic number.

1160947863 is a deficient number, since it is larger than the sum of its proper divisors (560013897).

1160947863 is a wasteful number, since it uses less digits than its factorization.

1160947863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25983 (or 25977 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 1160947863 is about 34072.6849983972. The cubic root of 1160947863 is about 1051.0036851790.

The spelling of 1160947863 in words is "one billion, one hundred sixty million, nine hundred forty-seven thousand, eight hundred sixty-three".